3537-3539 Fillmore St San Francisco, CA 94123

A rare offering in the heart of San Francisco's coveted Marina District. This elegant trophy duplex combines timeless architectural charm with endless opportunity. Each expansive full-floor flat features 2-3 bedrooms, 2 full baths, gracious proportions, and refined period details including hardwood floors, grand ceilings, and classic moldings. Natural light pours through large windows, highlighting the home's warm character. The property offers a spacious garage, private yard, and a service elevator accessing all levels. Behind the garage lies a fully legalized lower-level rental suite, offering remarkable flexibility for use as a guest or rental apartment, home office, or future expansion. Just steps from Chestnut Street, Union Street, and the Marina Green, this property stands as an exceptional condo conversion or legacy investment opportunity in one of the city's most sought-after neighborhoods.